<template>
  <div>
    <div class="permissManaTool">
      <el-input size="small" placeholder="请输入角色英文名" v-model="role.name">
                       <template slot="prepend">ROLE_</template>
                   </el-input>
                 <el-input style="width: 175px;" size="small" v-model="role.nameZh" placeholder="请输入角色中文名" @keydown.enter.native="doAddRole"></el-input>
                 <el-button type="primary" size="small" icon="el-icon-plus" @click="doAddRole">添加角色</el-button> 
    </div>
           <div class="permissManaMain">
                 <el-collapse v-model="activeName" accordion @change="change">
                       <el-collapse-item :title="r.nameZh" :name="r.id" v-for="(r, index) in roles" :key="index">
                             <el-card class="box-card">
                                   <div slot="header" class="clearfix">
                                         <span>可访问资源</span>
                                         <el-button style="float: right; padding: 3px 0;color: #ff0000"
                icon="el-icon-delete" type="text" @click="doDeleteRole(r)">
              </el-button>
                                     </div>
                                   <div>
                                         <el-tree  show-checkbox  node-key="id"  ref="tree"  :key="index"
                :default-checked-keys="selectedMenus"  :data="allMenus" :props="defaultProps">
                                           </el-tree>
                                         <div style="display: flex;justify-content: flex-end">
                                               <el-button size="small" @click="cancelUpdate">取消修改</el-button>
                                               <el-button size="small" type="primary" @click="doUpdate(r.id, index)">确认修改</el-button>
                                           </div>
                                     </div>
                               </el-card>
                         </el-collapse-item>
                   </el-collapse>
             </div>

  </div>
</template>

<script>
export default {
  name: "PermissMana",
  data() {
    return {
      role: {
        name: '',
        nameZh: ''
      },
      roles: [],
      allMenus: [],
      selectedMenus: [],
      activeName: -1,
      defaultProps: {
        children: 'children',
        label: 'name'
      }
    }
  },
  mounted() {
    this.initRoles();
  },
  methods: {
    doDeleteRole(role) {
      this.$confirm('此操作将永久删除 "' + role.nameZh + '" 角色, 是否继续? ', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      }).then(() => {
        this.deleteRequest('/system/basic/permiss/role/' +
          role.id).then(resp => {
            if (resp) {
              this.initRoles();
            }
          });
      }).catch(() => {
        this.$message({
          type: 'info',
          message: '已取消删除'
        });
      });
    },
    doAddRole() {
      if (this.role.name && this.role.nameZh) {
        this.postRequest('/system/basic/permiss/role', this.role).then(resp => {
          if (resp) {
            this.name = '';
            this.nameZh = '';
            this.initRoles();
          }
        })
      } else {
        this.$message.error('字段不能为空!');
      }
    },
    cancelUpdate() {
      this.activeName = -1;
    },
    doUpdate(rid, index) {
      let tree = this.$refs.tree[index];
      let selectedKeys = tree.getCheckedKeys(true);
      let url = '/system/basic/permiss/?rid=' + rid;
      selectedKeys.forEach(key => {
        url += '&mids=' + key;
      })
      this.putRequest(url).then(resp => {
        if (resp) {
          this.activeName = -1;
        }
      })
    },
    change(rid) {
      if (rid) {
        this.initAllMenus();
        this.initSelectedMenus(rid);
      }
    },
    initSelectedMenus(rid) {
      this.getRequest('/system/basic/permiss/mid/' + rid).then(resp => {
        this.selectedMenus = resp;
      })
    },
    initAllMenus() {
      this.getRequest('/system/basic/permiss/menus').then(resp => {
        this.allMenus = resp;
      })
    },
    initRoles() {
      this.getRequest('/system/basic/permiss/').then(resp => {
        if (resp) {
          this.roles = resp;
        }
      })

    }
  }
}


</script>


<style>
.permissManaTool {
  display: flex;
  justify-content: flex-start;
}

.permissManaTool .el-input {
  width: 250px;
  margin-right: 6px;
}

.permissManaMain {
  margin-top: 10px;
  width: 600px
}
</style>